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Easy Roasted Root Vegetable Soup for Healthy Comfort Food

Updated on October 7, 2026 By Mia Caldwell
Roasted Root Vegetable Soup

I stared into the bottom drawer of my fridge, greeted only by a wrinkly sweet potato and a parsnip that looked like a witch’s finger. Instead of ordering takeout for the third time that week, I roasted them with squash, carrot, onion, and garlic.

The vegetables turned dark at the edges, the garlic softened, and the kitchen smelled warm and sweet. This roasted root vegetable soup blends with coconut yogurt and vegetable stock into a thick, dairy-free bowl. The recipe uses simple produce, freezes in individual portions, and works when your vegetables have passed their prime. Here is exactly how I save them.

Why You’ll Love This Recipe

  • Fridge-clearing magic: This easy healthy fall vegetable soup recipe uses random root vegetables from the crisper drawer.
  • Basically cooks itself: The oven handles the roasting while you sit down.
  • Thick without cream: Coconut yogurt creates a thick texture in this roasted root vegetable soup vegan recipe.
  • Freezes beautifully: You can make a batch on Sunday and freeze portions for later.
  • Naturally dairy-free: Coconut yogurt replaces heavy dairy.
  • Flexible vegetables: Sweet potato, squash, parsnip, carrot, onion, and garlic create the base.

Tools You’ll Need

Nothing fancy, I promise.

  • Large roasting tin: You need plenty of space so the vegetables roast instead of steaming in their own juices.
  • Blender: A high speed blender is the secret to getting that smooth texture without any dairy.
  • Sharp knife: Hacking away at a raw butternut squash with a dull blade is a dangerous game.

Ingredients

For the Soup

  • 1 small sweet potato – Adds natural creaminess and body to the soup.
  • 1/2 butternut squash – Brings a mild sweetness and gorgeous orange color.
  • 1 large parsnip – This secret weapon adds an earthy, nutty flavor.
  • 1 large carrot – Adds sweetness and helps you clear out the crisper drawer.
  • 1 white onion – The aromatic base that makes your kitchen smell incredible while it roasts.
  • 4 garlic cloves – Leave them whole to roast so they turn sweet and mellow.
  • 2 tbsp + 1 tsp olive oil – Fat is necessary for browning, do not skip it.
  • 1/2 tsp mixed herbs, 1/8 tsp chilli powder, 1/8 tsp cinnamon – The cinnamon sounds weird, but it bridges the gap between savory and sweet perfectly.
  • 1 tbsp maple syrup – Enhances the natural caramelization of the vegetables.
  • 60g thick coconut yoghurt – Gives you a heavy cream mouthfeel without the dairy.
  • 650-750ml vegetable stock – Controls the thickness, start with less and add more as you blend.
  • Salt and pepper – Essential for pulling all these earthy flavors together.

To Serve

  • Extra yoghurt – For a pretty swirl on top.
  • 4-6 tbsp Sour Cream and Chive Crunch snacks – Or anything crunchy to break up the texture.
  • Chopped fresh chive – Adds a necessary sharp, fresh bite at the end.
  • Bread – For aggressive dipping.

How To Make Roasted Root Vegetable Soup

Let the oven do the hard work so you can go stare at your phone in peace.

  1. Prep the vegetables: Peel and chop the sweet potato, squash, parsnip, and carrot into small, even cubes, then toss them into a roasting tin with the chopped onion and peeled garlic. Try to cut them roughly the same size, or the small pieces will burn while the big ones stay crunchy.
  2. Season and roast: Pour over 2 tablespoons of olive oil, the mixed herbs, chilli, cinnamon, salt, and pepper, toss well, and roast for 30 minutes. If you crowd the pan, they will steam instead of brown, and you will miss out on all that roasted flavor.
  3. Make the crisps: While the veggies roast, toss your saved vegetable peelings with 1 teaspoon of olive oil, salt, and pepper, then roast them on a lined tray for 10-15 minutes until crispy. It makes you feel very resourceful and slightly smug.
  4. Add the syrup: Pour the maple syrup over the roasted vegetables, stir, and roast for another 10-15 minutes until sticky and soft. Do not skip this step, because the caramelized edges are where the flavor lives.
  5. Blend it up: Transfer all the roasted vegetables to a blender with the coconut yoghurt and vegetable stock, then blend until completely smooth. Add the stock gradually so you do not end up with a watery mess.
  6. Heat and serve: Warm the soup back up in a large saucepan on the stove if needed, then serve with your favorite toppings and a massive slice of bread. If it is a little thick, just stir in a splash of water.

Seasoning and Taste as You Go

Root vegetables absorb seasoning, so taste the soup after blending and before serving.

  • Too flat: Add a squeeze of lemon juice or a pinch of salt.
  • Too salty: Stir in more coconut yogurt or a splash of unseasoned vegetable broth.
  • Needs depth: Add a tiny dash of soy sauce or a pinch of smoked paprika.

♥ The Misfit Tips!

  • Do not rush the roast: I once pulled my vegetables out early because I was starving. The soup tasted like raw squash and regret. Let them get dark and sticky, it is worth the wait.
  • Blend with caution: Hot liquid expands in a blender. Leave the vent open slightly and cover it with a towel, or the lid will blow off and you will be cleaning orange puree off your ceiling.
  • Stock control: Always hold back a cup of stock when you start blending. You can always thin a thick soup, but thickening a watery one requires a lot of annoying extra steps.

Make It Yours

This healthy fall soup recipe is basically a blank canvas for whatever is dying in your fridge.

  • Protein swap: Toss in a can of drained white beans or chickpeas during the blending phase to add protein and make it even thicker.
  • Vegetarian or vegan version: This is already vegan, but if you eat dairy, you can absolutely swap the coconut yogurt for heavy cream or whole milk Greek yogurt.
  • Spice or heat level: Double the chili powder or add a pinch of cayenne if you want it to clear your sinuses.
  • Diet adaptation: It is naturally gluten-free as long as you double-check your vegetable stock label.

Perfect Pairings

A bowl of soup is just a beverage until you add sides to turn it into a full meal.

  • Crusty bread mops up the thick broth, and my Easy No Yeast Bread, Quick and Delicious Every Time works when you forgot to buy a baguette.
  • A sharp green salad with mustard vinaigrette cuts through the rich root vegetables.
  • A crisp, dry white wine balances the sweet parsnips.
  • Serve this on a rainy Tuesday night when you refuse to leave the house.
  • Fridge: Keep the soup in an airtight container for up to 4 days.
  • Freezer: Freeze individual portions for up to 3 months. Thaw the soup overnight in the fridge.
  • Reheat: Warm the soup gently on the stove over medium-low heat. Add water or stock to thin it.
  • Note: Do not freeze the crispy vegetable peels because they become soggy.
Roasted Root Vegetable Soup

Roasted Root Vegetable Soup

This roasted root vegetable soup combines sweet potato, butternut squash, parsnip, carrot, onion, garlic, coconut yogurt, and vegetable stock into a thick vegan bowl. Roasting creates dark, sweet edges before blending, while the coconut yogurt adds body without dairy. Make this roasted root vegetable soup for a chilly night, freeze individual portions, and add fresh crispy vegetable peelings just before serving.
Prep Time 10 minutes
Cook Time 40 minutes
Total Time 50 minutes
Servings: 4 servings
Course: Lunch & Dinner
Cuisine: British

Ingredients
  

  • 1 small sweet potato (peeled weight 350g)
  • 1/2 butternut squash (peeled weight 200g)
  • 1 large parsnip (peeled weight 150g)
  • 1 large carrot (peeled weight 150g)
  • 1 white onion
  • 4 g arlic cloves
  • 2 tbsp + 1 tsp olive oil divided
  • Herbs and spices: ½ tsp mixed herbs, 1/8 – ¼ tsp chilli powder, 1/8 tsp cinnamon
  • 1 tbsp maple syrup
  • 60 g thick coconut yoghurt or coconut cream
  • 650-750 ml vegetable stock
  • Salt and pepper
  • Extra yoghurt
  • 4-6 tbsp Sour Cream and Chive Crunch snacks
  • Chopped fresh chive
  • Bread

Equipment

  • Large roasting tin
  • High-speed blender
  • Lined tray
  • Large saucepan

Method
 

  1. Prepare the Vegetables
    Preheat the oven to 400°F (200°C). Peel and chop the sweet potato, squash, parsnip, and carrot into small, evenly sized cubes. Reserve the vegetable peelings for the crisps.
    Place the chopped vegetables in a roasting tin along with the chopped onion and peeled garlic. Try to keep the pieces similar in size so they cook evenly and the smaller pieces do not burn before the larger ones are tender.
  2. Season and Roast
    Drizzle the vegetables with 2 tablespoons olive oil. Sprinkle with the mixed herbs, chili, cinnamon, salt, and black pepper. Toss thoroughly until all the vegetables are evenly coated.
    Spread everything into an even layer, leaving enough space between the vegetables to allow them to roast and brown rather than steam. Roast for 30 minutes, or until the vegetables begin to soften and caramelize around the edges.
  3. Make the Crisps
    While the vegetables roast, place the reserved vegetable peelings on a lined baking tray. Toss them with 1 teaspoon olive oil, salt, and pepper, then spread them into a single layer.
    Roast for 10–15 minutes, checking regularly, until the peelings are crisp and lightly browned. Remove from the oven and set aside.
  4. Add the Maple Syrup
    Once the vegetables have roasted for 30 minutes, drizzle the maple syrup over them. Toss well to coat the vegetables evenly.
    Return the tray to the oven and roast for another 10–15 minutes, or until the vegetables are completely tender, sticky, and lightly caramelized.
  5. Blend the Soup
    Transfer the roasted vegetables to a blender. Add the coconut yogurt and vegetable stock, then blend until completely smooth and creamy.
    Add the stock gradually rather than all at once so you can control the consistency and avoid making the soup too thin.
  6. Heat and Serve
    Pour the blended soup into a large saucepan and warm gently over medium-low heat if needed. If the soup is thicker than you prefer, stir in a small splash of water or additional vegetable stock until it reaches your desired consistency.
    Serve warm with your favorite toppings and fresh bread, finishing with the crispy vegetable peelings for added texture.

🙋‍♀️ Frequently Asked Questions

🥣 You roast sweet potato, butternut squash, parsnip, carrot, onion, and garlic with olive oil and seasonings. You add maple syrup, roast the vegetables again, then blend them with coconut yogurt and vegetable stock.

🔥 You roast the vegetables for 30 minutes first, then roast them for another 10 to 15 minutes after adding maple syrup.

🌱 You can use thick coconut yogurt as the creamy ingredient. The recipe already uses coconut yogurt instead of dairy cream.

🥖 You can serve the soup with crusty bread or the linked Easy No Yeast Bread.

🍲 You can simmer the soup uncovered for 15 minutes or blend in half a can of white beans. [suggested substitution, untested]

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